QiFeng.ZWY.Dal/ShoppingCart.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;
using System.Data;
using QiFeng.LMSD.DBUtility;
using QiFeng.LMSD.Model;
using QiFeng.LMSD.Model.EnumModel;
using QiFeng.LMSD.Model.Dto;

namespace QiFeng.LMSD.Dal
{
    public partial class ShoppingCartDal : BaseDal<ShoppingCartDal>
    {
        #region 默认方法
        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(ShoppingCart model)
        {
            var strSql = new StringBuilder();
            strSql.Append("insert into ShoppingCart(");
            strSql.Append("ConsumerId,CommId,Number,AddDate,IsDelete");
            strSql.Append(") values (");
            strSql.Append("@ConsumerId,@CommId,@Number,@AddDate,@IsDelete");
            strSql.Append(") ");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
                        new SqlParameter("@ConsumerId", SqlDbType.Int,4) ,
                        new SqlParameter("@CommId", SqlDbType.Int,4) ,
                        new SqlParameter("@Number", SqlDbType.Int,4) ,
                        new SqlParameter("@AddDate", SqlDbType.DateTime) ,
                        new SqlParameter("@IsDelete", SqlDbType.Bit,1)

            };

            parameters[0].Value = model.ConsumerId;
            parameters[1].Value = model.CommId;
            parameters[2].Value = model.Number;
            parameters[3].Value = model.AddDate;
            parameters[4].Value = model.IsDelete;
            var obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            return obj == null ? 0 : Convert.ToInt32(obj);
        }

        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(ShoppingCart model)
        {
            var strSql = new StringBuilder();
            strSql.Append("update ShoppingCart set ");

            strSql.Append(" ConsumerId = @ConsumerId , ");
            strSql.Append(" CommId = @CommId , ");
            strSql.Append(" Number = @Number , ");
            strSql.Append(" AddDate = @AddDate , ");
            strSql.Append(" IsDelete = @IsDelete  ");
            strSql.Append(" where Id=@Id ");